forked from OSchip/llvm-project
73 lines
2.5 KiB
C
73 lines
2.5 KiB
C
// RUN: %clang_cc1 -no-opaque-pointers -triple %itanium_abi_triple -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK --check-prefix=ITANIUM
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// RUN: %clang_cc1 -no-opaque-pointers -triple %ms_abi_triple -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK --check-prefix=MSABI
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// Should be 3 hello strings, two global (of different sizes), the rest are
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// shared.
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// CHECK: @align = {{(dso_local )?}}global i8 [[ALIGN:[0-9]+]]
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// ITANIUM: @.str = private unnamed_addr constant [6 x i8] c"hello\00"
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// MSABI: @"??_C@_05CJBACGMB@hello?$AA@" = linkonce_odr dso_local unnamed_addr constant [6 x i8] c"hello\00", comdat, align 1
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// ITANIUM: @f1.x = internal global i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str, i32 0, i32 0)
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// MSABI: @f1.x = internal global i8* getelementptr inbounds ([6 x i8], [6 x i8]* @"??_C@_05CJBACGMB@hello?$AA@", i32 0, i32 0)
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// CHECK: @f2.x = internal global [6 x i8] c"hello\00", align [[ALIGN]]
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// CHECK: @f3.x = internal global [8 x i8] c"hello\00\00\00", align [[ALIGN]]
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// ITANIUM: @f4.x = internal global %struct.s { i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str, i32 0, i32 0) }
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// MSABI: @f4.x = internal global %struct.s { i8* getelementptr inbounds ([6 x i8], [6 x i8]* @"??_C@_05CJBACGMB@hello?$AA@", i32 0, i32 0) }
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// CHECK: @x = {{(dso_local )?}}global [3 x i8] c"ola", align [[ALIGN]]
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// XFAIL: hexagon
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// Hexagon aligns arrays of size 8+ bytes to a 64-bit boundary, which
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// fails the check for "@f3.x = ... align [ALIGN]", since ALIGN is derived
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// from the alignment of a single i8, which is still 1.
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#if defined(__s390x__)
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unsigned char align = 2;
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#else
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unsigned char align = 1;
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#endif
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void bar(const char *);
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// CHECK-LABEL: define {{.*}}void @f0()
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void f0(void) {
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bar("hello");
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// ITANIUM: call {{.*}}void @bar({{.*}} @.str
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// MSABI: call {{.*}}void @bar({{.*}} @"??_C@_05CJBACGMB@hello?$AA@"
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}
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// CHECK-LABEL: define {{.*}}void @f1()
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void f1(void) {
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static char *x = "hello";
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bar(x);
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// CHECK: [[T1:%.*]] = load i8*, i8** @f1.x
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// CHECK: call {{.*}}void @bar(i8* noundef [[T1:%.*]])
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}
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// CHECK-LABEL: define {{.*}}void @f2()
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void f2(void) {
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static char x[] = "hello";
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bar(x);
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// CHECK: call {{.*}}void @bar({{.*}} @f2.x
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}
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// CHECK-LABEL: define {{.*}}void @f3()
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void f3(void) {
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static char x[8] = "hello";
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bar(x);
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// CHECK: call {{.*}}void @bar({{.*}} @f3.x
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}
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void gaz(void *);
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// CHECK-LABEL: define {{.*}}void @f4()
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void f4(void) {
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static struct s {
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char *name;
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} x = { "hello" };
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gaz(&x);
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// CHECK: call {{.*}}void @gaz({{.*}} @f4.x
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}
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char x[3] = "ola";
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